/Engine/Plugins/Experimental/GeometryScripting/Source/GeometryScriptingCore/Public/GeometryScript/ListUtilityFunctions.h
PopulatesIndexArray with the integer values stored in theIndexList.
[UFUNCTION](Programming/UnrealArchitecture/Reference/Functions)(BlueprintCallable, Category="GeometryScript|ListUtils", Meta=(ScriptMethod)) static void ConvertIndexListToArray ( [FGeometryScriptIndexList](API\Plugins\GeometryScriptingCore\GeometryScript\FGeometryScriptIndexList) IndexList, [TArray](API\Runtime\Core\Containers\TArray)< int > & IndexArray )